GPU Comparison
RADEON
AMD Radeon RX 6800
CORE STATE
Navi 21
VRAM
16 GB
CLOCK SPEED
2105 MHz
TDP
250 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2020
VS
RADEON
Radeon RX 9070 XT
CORE STATE
Navi 48
VRAM
16 GB
CLOCK SPEED
2970 MHz
TDP
304 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 4.0
PROCESS
4 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 6800
RX 9070 XT
Core Specs
Shading Units
3,840
4,096
+6.7%
Shaders
3,840
4,096
+6.7%
TMUs
240
256
+6.7%
ROPs
96
128
+33.3%
Compute Units
60
64
+6.7%
Clocks
Base Clock
1700 MHz
1660 MHz
Boost Clock
2105 MHz
2970 MHz
Game Clock
1815 MHz
2400 MHz
Memory Clock
2000 MHz
16 Gbps effective
2518 MHz
20.1 Gbps effective
Memory
Memory Size
16 GB
16 GB
VRAM (MB)
16,384
16,384
0.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
644.6 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
8 MB
L3 Cache
128 MB
64 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
202.1 GPixel/s
380.2 GPixel/s
Texture Rate
505.2 GTexel/s
760.3 GTexel/s
FP32 (TFLOPS)
16.17 TFLOPS
48.66 TFLOPS
FP64 (TFLOPS)
1,010.4 GFLOPS (1:16)
1.521 TFLOPS (1:32)
FP16 (TFLOPS)
32.33 TFLOPS (2:1)
97.32 TFLOPS (2:1)
AI/RT
RT Cores
60
64
+6.7%
Matrix Cores
—
128
Power
TDP
250 W
304 W
TDP (W)
250
304
+21.6%
Suggested PSU
600 W
700 W
Power Connectors
2x 8-pin
2x 8-pin
Architecture
Architecture
RDNA 2.0
RDNA 4.0
GPU Name
Navi 21
Navi 48
Generation
Navi II
(RX 6000)
Navi IV
(RX 9000)
Process Size
7 nm
4 nm
Transistors
26,800 million
53,900 million
Die Size
520 mm²
357 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
151.0M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
2.2
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.1b3x DisplayPort 2.1a
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Other
Launch Price
579 USD
599 USD
Production
End-of-life
Active
Predecessor
Navi
Navi III
Successor
Navi III
—